v. 1. Iphigeneia at Aulis, Rhesus, Hecuba, The daughters of Troy, Helen. -- v. 2. Electra, Orestes, Iphigeneia in Taurica, Andromache, Cyclops. -- v. 3. Bacchanals, The madness of Hercules, The children of Hercules, The phoenician maidens, Suppliants. -- v. 4. Ion, Hipplytus Medea, Alcestis